public class Train06 {
    public static void main(String[] args) {
        printTriangle(13);
    }

    public static void printTriangle(int height) {
        for (int i = 1; i <= height; i = i + 2) {
            for (int j = 0; j < (height - i) / 2; j++) {
                System.out.print(" ");
            }
            for (int j = 0; j < i; j++) {
                System.out.print("*");
            }
            System.out.println();
        }
    }
}
